EP1806305A1 - Reinigungsvorrichtung für den Boden eines Silobehälters - Google Patents

Reinigungsvorrichtung für den Boden eines Silobehälters Download PDF

Info

Publication number
EP1806305A1
EP1806305A1 EP06290030A EP06290030A EP1806305A1 EP 1806305 A1 EP1806305 A1 EP 1806305A1 EP 06290030 A EP06290030 A EP 06290030A EP 06290030 A EP06290030 A EP 06290030A EP 1806305 A1 EP1806305 A1 EP 1806305A1
Authority
EP
European Patent Office
Prior art keywords
shaft
spiral brush
silo
supporting
brush
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP06290030A
Other languages
English (en)
French (fr)
Inventor
Stéphane c/o Etablissements Denis Lizambard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denis
Original Assignee
Denis
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Denis filed Critical Denis
Priority to EP06290030A priority Critical patent/EP1806305A1/de
Publication of EP1806305A1 publication Critical patent/EP1806305A1/de
Withdrawn legal-status Critical Current

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G65/00—Loading or unloading
    • B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
    • B65G65/34—Emptying devices
    • B65G65/40—Devices for emptying otherwise than from the top
    • B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
    • B65G65/466—Devices for emptying otherwise than from the top using screw conveyors arranged to be movable

Definitions

  • the invention relates to a device for cleaning the bottom wall of a silo of the substantially flat bottom type intended to store grains flowing naturally by gravity, and more specifically a device for cleaning the bottom after extraction. of the stored product was carried out, initially by said gravity, then in a second time by a device called screw integral drain.
  • silos storing wheat, maize, rapeseed, soybean, sunflower, barley, rice, sorghum, pea, etc. grains, which will be called hereinafter, for the purpose of simplification, "product ".
  • silos comprising an inner chamber with substantially vertical walls and also substantially flat bottom.
  • the bottom has a central opening allowing extraction of the product stored down by the simple effect of gravity.
  • the gravity extraction with a central opening in the substantially flat bottom of the silo creates a residual product volume limited by the generally cylindrical wall of the silo, the bottom and a conical surface whose slope corresponds to the natural flow limit angle of the stored product.
  • silo is intended for storage of the same product, this state of affairs may, under certain circumstances, be tolerated. However, mixing with a fresh new product can be a problem and in any case, if a different product has to be stored, it is necessary to completely empty the silo and clean the bottom.
  • the device with "integral drain screw” or “worm type discharge screw” consists mainly of a beam and a worm, the device being mounted in rotation relative to a vertical axis located in the center silo. It is intended to radially and continuously evacuate the residual product in a hopper located in the immediate vicinity of this central vertical axis.
  • the residual product layer to be manually evacuated in a silo cell with a typical diameter of 28 meters is about 25 tons.
  • a cleaning device of a silo with a substantially flat bottom for storing a grain-like product or the like subject to said integral emptying device so as to follow said rotational movement about said vertical axis and comprising a supporting shaft a spiral brush or, more generally, a spiral squeegee hereinafter called "brush", resting on said bottom wall, motorization means imparting a rotational movement of said shaft and said squeegee about a substantially horizontal axis , the direction of said rotation being such that said brush intercepts and expels said second residual volume of product towards said central orifice, so as to obtain an automatic cleaning of said bottom wall and a total extraction of said product.
  • the purpose of the invention is therefore to provide a device for cleaning the bottom wall of a silo, the latter being of the type with a substantially flat bottom and intended for storing products of the grain or similar type that can be extracted by a natural flow.
  • gravity and by a worm type discharge device said cleaning device being of the type comprising at least one shaft supporting a spiral brush resting on said bottom wall of the silo, and means for driving in rotation of said shaft and said brush around a substantially horizontal axis, characterized in that the shaft supporting said brush and the means for rotating said shaft are arranged in the form of a self-supporting assembly, movable and removably attachable on any worm discharge device.
  • the cleaning device according to the invention is in the form of a self-supporting assembly completely independent of the worm discharge device since removably fixed, it can be used punctually with a device worm discharge when the silo is emptied without having to leave it permanently in the silo. It is therefore possible to use a single cleaning device according to the invention in different silos, simply by attachment to the existing screw-emptying device in each silo, regardless of the type of screw-emptying device.
  • the drive means for rotating the shaft carrying the spiral brush consist of a motor and transmission means such as pulleys and belts and are housed in a housing positioned at one end of the shaft. drive.
  • This casing also accommodates, in its lower part, a worm element provided with means for ejecting the product to be cleaned towards the central orifice of the silo and disposed at the end close to the central zone of the supporting drive shaft. the spiral brush.
  • the motor is operable independently, that is to say independently of the worm discharge device or alternatively, it can be provided that it comprises means for connecting the motor to a power source outside, especially provided on the worm discharge device.
  • the support shaft of the spiral brush is connected to at least one support beam extending perpendicularly to said shaft, said support beam also carrying a pivoting wheel and an arm provided at one end with means suitable for a removable attachment on a worm discharge device. It is preferably provided two support beams and thus two pivoting wheels and two fixing arms.
  • the swivel wheels allow a relatively simple transport of said device according to the invention and an easy implementation for use.
  • the free end of a fixing arm comprises removable fixing means on a worm discharge device.
  • these removable attachment means are simple and quick to implement to allow easy introduction and removal of the device according to the invention on a worm discharge device.
  • These fixing means in particular allow immobilization in radial translation of the device, in the operating phase.
  • These fixing means may comprise, for example, at least one fastening flange carried by the fastening arm and allowing the device according to the invention to be easily and quickly fastened to an element of the auger discharge device.
  • the device according to the invention has a total length in the range of 2 to 5m, preferably in the range of 3 to 4m. This length allows it to adapt to different silo sizes, its mobility allowing it to be easily attached along the worm discharge device to make successive passes so as to clean the entire bottom surface of the silo. silo.
  • the device according to the invention is first positioned the outer end of the worm discharge device, closer to the wall of the silo, then repositioned inward as many times as necessary to scan the entire bottom surface of the silo.
  • the removable device in several subassemblies, for example four subassemblies, simply and quickly, without the use of tools such as a key for example, to facilitate transportation by a single nobody.
  • the support beam further comprises means for adjusting the height of the shaft supporting the spiral brush.
  • a device according to the invention is installed and uninstalls in a simple manner on new or existing equipment and it ensures a perfect traceability of stored products because it avoids any risk of mixing related to the residual volume beforehand.
  • the cleaning device comprises a spiral brush 1 carried by a drive shaft 2 allowing its driving rotation about a horizontal axis x parallel to the axis of rotation x 'of the worm 30 of a drain device.
  • the spiral brush 1 is assembled to an endless screw composed of a thread 1a with a left-hand step supporting, at the periphery, flexible bristles or, more generally, flexible elements made of material compatible with the envisaged applications, and a tube net holder constituting the drive shaft 2 having at each end means for securing said brush 1 to shaft sections transmitting the torque necessary for the transport of the product.
  • the flexible elements of the brush 1 are interchangeable, in particular to adapt to the type of product to be scanned.
  • the shaft 2 supporting the spiral brush 1 is fixed via a bearing 3 to one end of a support beam 4 extending perpendicularly to said drive shaft 2.
  • This support beam 4 also carries at its other end. a swivel wheel 5 and a fixing arm 6 for removable attachment to a worm discharge device.
  • the attachment arm 6 is pivotally mounted at one of its ends on the support beam 4 substantially on the wheel side of said beam 4.
  • means for adjusting the height of the spiral brush 1 consist of a rod 7 pivotally attached to the end of the support beam 4 on the spiral brush side, said rod 7 having, for example, a threaded portion engaged through a orifice provided with a corresponding thread formed in the attachment arm 6, screwing or unscrewing of the rod 7 allowing the adjusting the height of the spiral brush 1 by pivoting the support beam 4 at the end of the fixing arm 6.
  • removable attachment means for a quick and easy immobilization to implement the device according to the invention on a worm discharge device.
  • These fixing means may consist of a fastening flange 60 as shown in Figure 2 or Figure 3, substantially L-shaped adapted to retain a tubular axis 12 of the worm discharge device, the arm fastener 6 having a recess 61 for receiving said tubular axis 12, the fastening arm 6 thus engaging the tubular axis 12 and the fastening flange 60 for locking this socket.
  • the device according to the invention also comprises a protective fairing 8 enveloping said spiral brush 1 on the top and having the general shape of an inverted "C" constituting a rigid beam, said fairing 8 being preferably provided with a lower zone of an auxiliary cleaning element 9 comprising linear sweeping flexible elements.
  • a fairing 8 also allows, during cleaning in successive passes, to prevent the projection of grains on the surfaces already cleaned.
  • the drive means for rotating the shaft 2 carrying the spiral brush 1 consist of a motor and transmission means such as pulleys and belts which are housed in a housing 10 positioned at one end of the shaft Training 2.
  • the casing 10 also accommodates in its lower part a worm element 11 provided with means for ejecting the product to be cleaned towards the central orifice of the silo and disposed at the end close to the central zone of the shaft.
  • drive 2 supporting the spiral brush 1.
  • the cleaning device according to the invention is positioned upstream of the auger discharge device with respect to the direction of travel symbolized by the arrow A.
  • a device according to the invention can advantageously be used for other applications such as increasing the useful working diameter, making it possible to work on large diameters of silos.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
EP06290030A 2006-01-06 2006-01-06 Reinigungsvorrichtung für den Boden eines Silobehälters Withdrawn EP1806305A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP06290030A EP1806305A1 (de) 2006-01-06 2006-01-06 Reinigungsvorrichtung für den Boden eines Silobehälters

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06290030A EP1806305A1 (de) 2006-01-06 2006-01-06 Reinigungsvorrichtung für den Boden eines Silobehälters

Publications (1)

Publication Number Publication Date
EP1806305A1 true EP1806305A1 (de) 2007-07-11

Family

ID=36501895

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06290030A Withdrawn EP1806305A1 (de) 2006-01-06 2006-01-06 Reinigungsvorrichtung für den Boden eines Silobehälters

Country Status (1)

Country Link
EP (1) EP1806305A1 (de)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037959A (en) * 1934-04-26 1936-04-21 Internat Milling Company Apparatus for handling bulk materials
US4875820A (en) * 1988-03-30 1989-10-24 Lepp Henry P Convertible grain bin sweep unloader
FR2859715A1 (fr) * 2003-09-16 2005-03-18 Denis Ets Sa Dispositif de nettoyage d'un silo a fond sensiblement plat destine a stocker des grains s'ecoulant naturellement par gravite

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2037959A (en) * 1934-04-26 1936-04-21 Internat Milling Company Apparatus for handling bulk materials
US4875820A (en) * 1988-03-30 1989-10-24 Lepp Henry P Convertible grain bin sweep unloader
FR2859715A1 (fr) * 2003-09-16 2005-03-18 Denis Ets Sa Dispositif de nettoyage d'un silo a fond sensiblement plat destine a stocker des grains s'ecoulant naturellement par gravite

Similar Documents

Publication Publication Date Title
CA1313970C (fr) Appareil de saumurage de viande par malaxage sous-vide
FR2967988A1 (fr) Dispositif d'enroulage et de deroulage automatique d'un flexible de nettoyage haute pression associe a un tuyau d'aspiration equipant un vehicule combine hydrocureur
FR2893517A1 (fr) Godet permettant de melanger et de distribuer des produits granulaires ou fibreux en vrac destines par exemple a l'alimentation du betail.
CH420015A (fr) Dispositif pour épaissir un corps en suspension dans un liquide
EP1982157A2 (de) Vorrichtung zur automatischen probenentfernung aus einem durchfluss
EP1518612B1 (de) Waschanlage für einen Rost aufweisende Gegenstände
EP1516836B1 (de) Vorrichtung zum Entleeren von einem einen flachen Boden aufweisendem Silo
FR2616630A1 (fr) Egrappoir separateur-trieur de vendange
EP1806305A1 (de) Reinigungsvorrichtung für den Boden eines Silobehälters
CA2750873C (fr) Niveleuse a beton portable avec vrille
EP1122047A1 (de) Verbesserte Mischbecher
EP0500903A1 (de) Rotierende trocken composttoilette.
EP0023008A1 (de) Bewegbare Maschine zum Waschen von Gemüsen
EP0475867B1 (de) Wäscher-Tür für Massagevorrichtung
FR2828179A1 (fr) Procede et dispositif de vidange de silo
EP0955255B1 (de) Schneckenaustragsvorrichtung mit verbessertem Drehantrieb
FR2946671A1 (fr) Dispositif aspirateur de dechets vegetaux ou autres equipe de moyens de fixation sur une ridelle de benne
FR2760599A1 (fr) Machine distributrice de produits d'origine vegetale dans une aire d'elevage
FR2758477A1 (fr) Installation d'agitation pour un conteneur
EP1571261A1 (de) Vorrichtung und Verfahren zum Bürsten
FR2595332A1 (fr) Silo, muni de moyens de decharge, en particulier adapte aux materiaux occasionnant un pont
FR2664508A1 (fr) Centrifugeuse a fonctionnement continu.
FR2811653A1 (fr) Dispositif a relevage vertical pour l'extraction de matieres stockees dans un silo
FR3024992A1 (fr) Dispositif d'aide au levage d'un element de toiture
BE898210A (fr) Extrémité de tubulure pour tubulure d'aspiration d'un élévateur pneumatique.

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

AX Request for extension of the european patent

Extension state: AL BA HR MK YU

17P Request for examination filed

Effective date: 20080110

AKX Designation fees paid

Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20090509